US 2021/0230498 A1 · Alkylphenol Detergents

Abstract

The disclosed technology relates to hydrocarbyl- (e.g. alkyl-) phenol detergents and their salts, where the hydrocarbyl group includes moieties equivalent to 5 to 10 carbon branched polyene compounds. Such compounds and their salts are useful as lubricant additives.

Claims34

Dependent claims

An alkylphenol detergent composition comprising at least one phenol moiety having a hydrocarbyl group attached thereto, the hydrocarbyl group comprising at least one oligomer comprising monomers equivalent to 5 to 10 carbon atom branched olefins.

Dependencies are inferred from the claim text.

Facts

Application

16/769,049Filed 2 Nov 2018

Priority

4 Dec 2017

Published

29 Jul 2021

Term ends

Not estimatedThe source records don’t support an estimate.

Classification16 codes

C10M 159/22
Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products: containing phenol radicals
C10M 2207/028
Having hydroxy groups bound to carbon atoms of six-membered aromatic rings: overbased salts thereof
C10M 2207/0285
Overbased salts thereof: used as base material
C10M 2207/144
Having carboxyl groups bound to carbon atoms of six-membered aromatic rings: containing hydroxy groups

Alkylphenol Detergents

Life of this patent

Abstract

Claims34

Alkylphenol Detergents

Life of this patent

Abstract

Claims34